23855156 has 24 divisors (see below), whose sum is σ = 45534720. Its totient is φ = 10868832.

The previous prime is 23855147. The next prime is 23855173. The reversal of 23855156 is 65155832.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1205 + ... + 7011.

It is an arithmetic number, because the mean of its divisors is an integer number (1897280).

Almost surely, 2^23855156 is an apocalyptic number.

23855156 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

23855156 is a deficient number, since it is larger than the sum of its proper divisors (21679564).

23855156 is a wasteful number, since it uses less digits than its factorization.

23855156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5903 (or 5901 counting only the distinct ones).

The product of its digits is 36000, while the sum is 35.

The square root of 23855156 is about 4884.1740345733. The cubic root of 23855156 is about 287.8684616651.

The spelling of 23855156 in words is "twenty-three million, eight hundred fifty-five thousand, one hundred fifty-six".